2001 Other Saturn Models not passing ny state inspection

2001 SATURN
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Computer problem
2001 Other Saturn Models Automatic 112000 miles
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the diocnostic hand computer is not showing any codes but when he pushes the button again four thing are not clearing catylisc converter,ooyxgen sensor and two other sensores, I had two oyxgen sensors replaced and it was reset and i was told to drive it to reset them but it has not worked i have driven in all different mphs and it is still not reseting what else can i do. or ask my machenic to check i have been to two different places for this.
Aug 28, 2008 at 7:41 AM
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IF you have the 1.9 engine, remove and check your coolant temp sensor. IF it is a ceramic one replace it. I have had issues with monitors not running because of the criteria wasn't being met due to the sensor giving the wrong coolant temp reading.
Aug 28, 2008 at 8:14 AM